Home / 226,887.15-340,251.39-66,920.67

Finding the Fourth Proportional to 226,887.15, 340,251.39 and 66,920.67

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Solution

The fourth proportional to 226,887.15, 340,251.39 and 66,920.67 is: 100,357.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,887.15 : 340,251.39 = 66,920.67 : x
  2. Step 2: Convert to fraction form
    226,887.15/340,251.39 = 66,920.67/x
  3. Step 3: Cross multiply
    226,887.15x = 340,251.39 × 66,920.67
  4. Step 4: Simplify right side
    226,887.15x = 22,769,850,987.23
  5. Step 5: Solve for x
    x = 22,769,850,987.23/226,887.15
  6. Step 6: Final answer
    x = 100,357.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.